Home / 13,468.22-20,203.63-4,589.81

Finding the Fourth Proportional to 13,468.22, 20,203.63 and 4,589.81

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Solution

The fourth proportional to 13,468.22, 20,203.63 and 4,589.81 is: 6,885.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,468.22 : 20,203.63 = 4,589.81 : x
  2. Step 2: Convert to fraction form
    13,468.22/20,203.63 = 4,589.81/x
  3. Step 3: Cross multiply
    13,468.22x = 20,203.63 × 4,589.81
  4. Step 4: Simplify right side
    13,468.22x = 92,730,710.52
  5. Step 5: Solve for x
    x = 92,730,710.52/13,468.22
  6. Step 6: Final answer
    x = 6,885.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.